TOP PHOTOS: June 27, 2013

Reenactors portraying Union soldiers in the Murray's Brigade drill during ongoing activities commemorating the 150th anniversary of the Battle of Gettysburg, Thursday, June 27, 2013, at Bushey Farm in Gettysburg, Pa. Union forces turned away a Confederate advance in the pivotal battle of the Civil War fought July 1-3, 1863, which was also the warís bloodiest conflict with more than 51,000 casualties. (AP Photo/Matt Rourke)

Mike Wilkinson, of San Antonio, portraying a soldier with the 4th Texas Infantry, smokes a pipe during ongoing activities commemorating the 150th anniversary of the Battle of Gettysburg, Thursday, June 27, 2013, in Gettysburg, Pa. Union forces turned away a Confederate advance in the pivotal battle of the Civil War fought July 1-3, 1863, which was also the warís bloodiest conflict with more than 51,000 casualties. (AP Photo/Matt Rourke)

Team Lampre Merida rides up to the stage during the official team presentation of the Tour de France cycling race in Porto Vecchio, southern Corsica island, France, Thursday June 27, 2013. The race starts in Porto Vecchio on Saturday June 29, and the 198-rider peloton, or pack, is to cover 3,479 kilometers (2,162 miles) over three weeks, 21 stages and two rest days, before an unusual nighttime finish July 21 on the Champs-Elysees in Paris. (AP Photo/Laurent Cipriani)

Britain's Christopher Froome, front, rides with his teammates during a training in Porto Vecchio, southern Corsica island, France, Thursday June 27, 2013. The race starts in Porto Vecchio on Saturday June 29, and the 198-rider peloton, or pack, is to cover 3,479 kilometers (2,162 miles) over three weeks, 21 stages and two rest days, before an unusual nighttime finish July 21 on the Champs-Elysees in Paris. (AP Photo/Christophe Ena)

The Washington Monument, shrouded in morning fog and wrapped in scaffolding, is seen past the gaze of the Martin Luther King Jr. Memorial, Thursday, June 27, 2013, in Washington. Repairs continue on the 555-foot marble obelisk to fix damage from a 2011 earthquake. (AP Photo/J. Scott Applewhite)

Colorado Rockies' Michael Cuddyer, front left, is tagged out at second base while trying to stretch a single into a double by New York Mets shortstop Omar Quintanilla, front right, as second base umpire Bob Davidson, back left, and Mets second baseman Daniel Murphy look on in the ninth inning of the Mets' 3-2 victory in a baseball game in Denver on Thursday, June 27, 2013. (AP Photo/David Zalubowski)

Protesters detained by police walk to a waiting police bus near the soccer stadium where Spain and Italy met in a Confederations Cup soccer semifinals' match in Fortaleza, Brazil, Thursday, June 27, 2013. Protesters were marching peacefully but clashed with police as they neared the outer limits of a security zone. Demonstrators are angered about corruption and poor public services despite a heavy tax burden. Protests are also denouncing the billions of dollars spent to host the World Cup and the 2016 Olympics. (AP Photo/Natacha Pisarenko)

Military police stand guard shaded by the Brazil's National Congress semi-sphere, Chamber of Deputies, as members of the national student union gathered for a demonstration at , in Brasilia, Brazil, Thursday, June 27, 2013. The students are demanding 10 percent of the country's GDP be spent on public education. The wave of protests that hit Brazil in mid-June began as opposition to transportation fare hikes, then expanded to a list of causes including anger at high taxes, poor services and high World Cup spending, before coalescing around the issue of rampant government corruption. (AP Photo/Eraldo Peres)

U.S. President Barack Obama stands facing out to see, at the 'Door of No Return,' at the slave house on Goree Island, in Dakar, Senegal, Thursday, June 27, 2013. Obama is calling his visit to a Senegalese island from which Africans were said to have been shipped across the Atlantic Ocean into slavery, a 'very powerful moment.' President Obama was in Dakar Thursday as part of a weeklong trip to Africa, a three-country visit aimed at overcoming disappointment on the continent over the first black U.S. president's lack of personal engagement during his first term. (AP Photo/Rebecca Blackwell)

Egyptian protesters shout slogans against Egyptian President Mohammed Morsi as they watch his speech at Tahrir Square, the focal point of Egyptian uprising, in Cairo, Egypt, Wednesday, June 26, 2013. In abstract terms, protests planned for Sunday, June 30 aiming to force out Egypt's Islamist president violate a basic principle of democracy: If an election has been held, all must respect the results, otherwise it's political chaos. Supporters of Morsi have been angrily making that argument for days. Those behind the protests insist he lost the legitimacy of that election victory by power grabs and missteps. (AP Photo/Amr Nabil)

Granddaughters Zaziwe Dlamini-Manaway, center, and Tukwini Mandela, center left, are swamped by the media after collecting flowers from well wishers outside the Mediclinic Heart Hospital where former South African President Nelson Mandela is being treated in Pretoria, South Africa Thursday, June 27, 2013. President Jacob Zuma canceled a trip to Mozambique on Thursday in an indication of heightened concern about Mandela, whose health deteriorated last weekend. (AP Photo/Themba Hadebe)

Israeli Air Force acrobatic team T-6 Texan II planes fly during an acrobatics display during a graduation ceremony in the Hatzerim air force base near the southern city of Beersheba, Israel, Thursday, June 27, 2013. (AP Photo/Ariel Schalit)

Egyptian buy bread at a popular market in Cairo, Egypt, Thursday, June 27, 2013. Opponents of the country's Islamist President Mohammed Morsi are hoping to bring out massive crowds Sunday, saying they have tapped into widespread discontent over economic woes, rising prices and unemployment, power cuts and lack of security. In a televised speech late Wednesday, Morsi told his opponents to use elections not protests to try to change the government and said the military should focus on its role as the nation's defenders in a nationally televised address on Wednesday, days before the opposition plans massive street rallies aimed at removing him from office. (AP Photo/Hassan Ammar)

Georgetown's Otto Porter Jr., celebrates after being selected by the Washington Wizards with the third pick in the first round of the NBA basketball draft, Thursday, June 27, 2013, in New York. (AP Photo/Kathy Willens)

A fan of Spain's national soccer team, donning the team's colors, left, shouts, next to a soccer fan who wears the colors representing Italy, prior to the start of the soccer Confederations Cup semifinal match between Spain and Italy at Castelao stadium in Fortaleza, Brazil, Thursday, June 27, 2013. Spain went on to defeat Italy 7-6 on penalties to reach final. (AP Photo/Victor R. Caivano)